678883063 has 2 divisors, whose sum is σ = 678883064. Its totient is φ = 678883062.

The previous prime is 678883039. The next prime is 678883099. The reversal of 678883063 is 360388876.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 678883063 - 2²⁵ = 645328631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 678882998 and 678883016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (678883033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 339441531 + 339441532.

It is an arithmetic number, because the mean of its divisors is an integer number (339441532).

Almost surely, 2^678883063 is an apocalyptic number.

678883063 is a deficient number, since it is larger than the sum of its proper divisors (1).

678883063 is an equidigital number, since it uses as much as digits as its factorization.

678883063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The square root of 678883063 is about 26055.3845298817. The cubic root of 678883063 is about 878.8842017795.

The spelling of 678883063 in words is "six hundred seventy-eight million, eight hundred eighty-three thousand, sixty-three".